How many movies have Carlos Suárez and Wolfgang Burmann collaborated on?

They have worked on 5 movies together! Their first movie together was ¿Pero no vas a cambiar nunca, Margarita? (1978) while their highest rated movie together was Maddened Couple Seeks Surrogate Mother (1990). They have not worked together since Black Serenade (2001). They are most known for their drama films together.